eBay has the LG Google Nexus 5X Unlocked 32GB Smartphone (Carbon or Quartz) for $230 with free shipping. List price: $449. Features Qualcomm Snapdragon 808 1.82 GHz + 1.44 GHz, 2GB RAM, 5.2" (1920 x 1080) w/ Gorilla Glass, BT 4.2, 12.3MP cam, and Android 6.0 Marshmallow.
eBay has the Unlocked Apple iPhone 5 32GB Smartphone for GSM carriers refurbished for $98 with free shipping. Features Siri voice assistant, AirPlay media streaming, 8-megapixel main camera plus HD front camera.
eBay has the Samsung Galaxy S8 Dual SIM Unlocked 64GB 5.8" Smartphonel (Black, Blue, Gray or Gold) for $590 with free shipping. List price: $810. Features Exynos 8895 Octa-Core (4x2.3 GHz & 4x1.7 GHz), 4GB RAM, 64GB storage, 5.8" Infinity display (2960 x 1440), 12MP cam, 802.11ac, Android 7.0 Nougat.
Amazon has the HTC One M8 4G LTE 32GB Unlocked Smartphone (Glacial Silver) for $160 - $30 off with coupon 30HTC1M8 at checkout = $130 with free shipping. Retail price: $800. Features Qualcomm Snapdragon 800 Quad 2.3GHz, 2GB RAM, 32GB storage, 5" display (1080x1920), 802.11ac, BT 4.0, 4G LTE, Android OS.
Has good Amazon Reviews.
eBay has the Samsung Galaxy S6 32GB No-Contract 5.1" Smartphone (Black or White) refurbished for $135 with free shipping. Features Exynos 7420 8-Core (2.1GHz+1.5GHz), 3GB RAM, 32GB storage, 5.1" AMOLED (2560x1440), 16MP cam, 802.11ac, Android 5.0.2.